Photographs 230 mm. square are taken vertically using a camera of 200 mm. focal th. Each photo covers on the ground 4.6×4.6 km
2
. Two points A and B whose elevations 50ft. and 0.00ft. above sea level appear on the first photograph, and the measured graphic coordinates of these points are xa=−1.515in,ya=2.454in;xb=0.262in, and 132in. On the first stereo-pair the distance between photo principal points is 94 mm. ermine precisely the flying height using the ground control line AB mate the overlap and length of air base

Answer:

Used to recall the direction a standard screw

Among the DC motors listed, the electrical ratchet mechanism is commonly associated with a stepper motor.

The electrical ratchet mechanism is typically linked with a stepper motor among the available options for DC motors. A stepper motor makes use of electrical pulses to initiate precise rotational movements, thereby enabling accurate control over its operation.

It generally follows a sequential process where each movement is associated with a set rotation angle. The stepper motor shares a quality with an electrical ratchet as it moves forward in specific intervals, reminiscent of the ratcheting action.

The ratchet-like behavior isn't inherent in other forms of DC motors like brushless DC motors and brushed DC motors.

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Answer:

80% of the people that were killed weren't wearing a safety flotation device ( in correct terminology Personal Flotation Device, or PFD )

Explanation:

Hence they drowned due to the lack of safety.

The condition present in over 80% of paddling fatalities is that the victims were said to be not wearing a personal flotation device (PFD).

The act of paddling is known to be a sport or something one can do for fun or for games.

Conclusively, a lot of paddling fatalities 1995-2000 was due to the fact that the people who were engage in the sport or act were not putting on  a personal flotation device (PFD) and this can lead to death or drowning.

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Answer:

Zoning is like a hammer because it is used as a tool for urban planning.

The given incident wave from air (z<0) is Ei = 100cos(π×10^7t−βz)ax (V/m). It is propagating to a non-magnetic media with z>0, conductivity (σ) = 0.05 S/m, and relative permittivity (εr) = 9.

To find the reflection coefficient (Γ) and the standing wave ratio (SWR), we need to first calculate the complex propagation constant (γ) and the intrinsic impedance (η) of the non-magnetic media.

1. Calculate the complex propagation constant (γ):
γ = α + jβ = √(jωμ(σ+jωε)), where ω is the angular frequency, μ is the permeability of the medium, and ε is the permittivity of the medium (ε = εr * ε0).

2. Calculate the intrinsic impedance (η) of the non-magnetic media:
η = √((jωμ)/(σ+jωε))

3. Find the reflection coefficient (Γ):
Γ = (η - η0) / (η + η0), where η0 is the intrinsic impedance of air, which is approximately 377 ohms.

4. Calculate the standing wave ratio (SWR):
SWR = (1 + |Γ|) / (1 - |Γ|)

Using these steps, you can determine the reflection coefficient and the standing wave ratio for the given problem. Remember to use the provided values for conductivity, relative permittivity, and the incident wave's frequency when performing the calculations.

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Answer:

Actualmente estoy trabajando en una pregunta diferente en este momento.

Actualmente estoy trabajando en una pregunta diferente en este momento.

Explanation:

The right to live in a home and use the property as long as a person lives is an example of a life estate. A life estate is a type of freehold estate where an individual has the right to use and live on a property for the duration of their life or the life of another individual.

What is a freehold estate?

A freehold estate is an estate in land that is owned for an indefinite duration. In other words, it is an estate in land that is held for an unlimited period of time. It is an estate in land that gives an individual absolute ownership over the property, subject to governmental restrictions, such as zoning regulations, or the like.

What is a life estate?

A life estate is a freehold estate in which an individual has the right to use and live on a property for the duration of their life or the life of another individual. Once the individual passes away, the property reverts back to the original owner or to another individual who has the right to take possession of it. The individual who holds the life estate is known as the "life tenant" and has the right to use and enjoy the property as if they own it.

The life tenant has the right to lease the property, collect rent from tenants, and even sell the property during their lifetime. However, they cannot sell the property to another individual and give them ownership beyond their lifetime. Once the life estate has ended, the property reverts back to the original owner or to another individual who has the right to take possession of it.

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Answer:

a) The operation of a heat pump involves the extraction of energy in the form of heat Q₁ from a cold source

b) The modifications required to convert a plant operating on an ideal Carnot cycle to a plant operating on a Rankine cycle involves

i) Complete condensation of the vapor at the condenser to saturated liquid for pumping to the boiler

ii) Heating of the pumped, pressurized water to the boiler pressure

Explanation:

a) 1 - 2. Wet vapor enters compressor where it undergoes isentropic compression to state 2 by work W₁₂  

2 - 3. The vapor enters the condenser at state 2 where it undergoes isobaric and isothermal condensation to a liquid with the evolution of heat  Q₂

3 - 4. The condensed liquid is expanded isentropically with the work done equal to W₃₋₄

4 - 1. At the state 4, with reduced pressure from the previous expansion, the liquid makes its way to the evaporator where it absorbs heat, Q₁, from the body to be cooled.

b. i) Complete condensation of the vapor at the condenser to saturated liquid for pumping to the boiler

Here the condensation process is modified from partial condensation to complete condensation at the same temperature which reduces the size of the pump required to pump the liquid water as opposed to pumping steam plus liquid

ii) Heating of the pumped, pressurized water to the boiler pressure

The pumped water at state 4 will be required to be heated to saturated water temperature equivalent to the boiler pressure, hence heat will need to be added at state.

Sketches of the schematic of a Basic Rankine cycle is attached  

Answer:

C

Explanation:

they are flat black

It is subjective to determine the "most happy" and "most sad" song as it varies from person to person. Different songs can evoke different emotions in different people.

However, some songs that are commonly considered to be happy include "Happy" by Pharrell Williams, "Don't Stop Believin'" by Journey, and "I Will Always Love You" by Whitney Houston. Some songs that are commonly considered to be sad include "Everybody Hurts" by R.E.M., "Tears in Heaven" by Eric Clapton, and "My Heart Will Go On" by Celine Dion.

The emotions that a song evokes in a listener are subjective, meaning that they can vary from person to person. For example, a song that one person finds to be happy and uplifting, another person may find to be sad or melancholy. This is because emotions are personal experiences that are shaped by a person's individual life experiences, beliefs, and attitudes.

Therefore, Regarding the songs mentioned, "Happy" by Pharrell Williams, "Don't Stop Believin'" by Journey, and "I Will Always Love You" by Whitney Houston are considered happy songs because they have upbeat tempos, positive lyrics, and a cheerful sound that can make people feel good.

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The forces applied to the block that perform nonconservative work on the system are: Applied force friction

Friction is a force that resists the motion between two surfaces that are in contact.. Nonconservative forces are forces that dissipate the mechanical energy of a system. The forces that perform nonconservative work are the applied force and the frictional force.

The normal force and the spring force are conservative forces because they do not dissipate mechanical energy but rather conserve it. They do not perform nonconservative work.

Friction can both be beneficial and harmful. For example, it can be useful for preventing slipping and sliding of objects.

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During a 12-volt charging system voltmeter test, it is recommended to turn off all electrical accessories to get an accurate reading of the system's voltage.

A charging system voltmeter test is a diagnostic procedure performed to assess the voltage output of the charging system in a vehicle. The charging system is responsible for maintaining the battery's charge and providing electrical power to the vehicle's electrical components while the engine is running.

To conduct a charging system voltmeter test, a voltmeter is connected to the battery terminals or the charging system's output terminal. The engine is then started, and the voltmeter measures the voltage output of the charging system.

By turning off the electrical accessories, you can eliminate any potential load on the system, allowing you to measure the actual voltage output. This will provide a more reliable assessment of the charging system's performance.

Therefore, during a 12-volt charging system voltmeter test, it is recommended to turn off all electrical accessories to get an accurate reading of the system's voltage.

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Answer:

Here! I did an assignment about this a long time ago.

In an entity supertype, you would store general data attributes shared by all subtypes, while in an entity subtype, you would store specific data attributes unique to each subtype.

An entity supertype is a higher-level, more abstract representation of entities in a database, encompassing common attributes among various entity subtypes. Entity subtypes, on the other hand, represent specific categories within the entity supertype and include unique attributes that are specific to that category.

For example, consider an entity supertype "Vehicle." Attributes like make, model, and year are common to all vehicles, so they would be stored in the supertype. Entity subtypes like "Car" and "Motorcycle" would then inherit these general attributes from the supertype.

Now, the "Car" subtype may have specific attributes like number of doors and seating capacity, while the "Motorcycle" subtype may have attributes like engine type and seat height. These unique attributes would be stored in their respective subtypes.

Using supertypes and subtypes in this way allows for a clear and efficient organization of data in a database. By separating general attributes from specific ones, you can reduce redundancy and maintain consistency in the data structure.

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Answer:

i think D

Explanation:

Janelle doesn't discuss her romantic relationships at work, because she prefers to keep her private life separate from her professional life. The theory that best describes Janelle's professional situation is Communication Privacy Management (CPM).

Communication Privacy Management (CPM) is a theory that explores how individuals regulate their communication of private information to others. This theory describes Janelle's professional situation best as she prefers to keep her private life separate from her professional life.

CPM explains that individuals choose to reveal or conceal personal information based on a series of criteria. The criteria include content, context, level of risk, and value of privacy. Content refers to the personal information being disclosed, context refers to the environment or situation where the information is being shared, risk level is the degree to which the information being shared can cause harm, and value of privacy refers to how much value an individual places on their privacy.

Communication Privacy Management (CPM) is the theory that describes Janelle's professional situation best. She chooses not to discuss her romantic relationships at work as she wants to keep her personal life separate from her professional life.

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If we tried to further accelerate a Supersonic fluid with a diverging diffuser,  the pressure will decrease due to an increase in area. This can be described as :

dA/A = dP/ρV² (1-M²) for supersonic flow Mach Number, M: M > 11 - M² < 0 (dA/A) = -K (dP/ρV²)k = 1-M²

Supersonic flow fields have Mach numbers greater than one at every location. Supersonic flows are usually characterized by the presence of shock waves, which cause abrupt changes in flow characteristics and streamlines (in contrast to the smooth, continuous variations in subsonic flows).

Supersonic and subsonic relate to speeds that are faster or slower than the speed of sound, respectively. Supersonic means traveling faster than the speed of sound, which is 343.2 m/s (1,126 ft/s). Subsonic speeds are defined as anything moving slower than the speed of sound.

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Answer:

The correct answer is He forgot to include indirect costs such as advertising, legal fees, and repairs.

Explanation:

The option that is not associated with the given term called urban sprawl is; Option A: Blocking high views

What is Urban Sprawl?

Urban sprawl is defined as the rapid expansion of the geographic boundaries of towns and cities which is often accompanied by low-density residential housing and increased reliance on the private automobilefor movement.

Looking at the given options, "blocking high views" is the option that is not typically a problem associated with urban sprawl because urbanization usually takes place on relatively flat levels.

The missing options are;

a. blocking high views

b. destroying animal habitats

c. overrunning farmland

d. reducing green space

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We can see here that the complete sentence will be:

Because the motor is connected to the power line regardless of which direction it operates, two contactor(s) is (are) needed for each direction.

A motor refers to a device or machine that converts electrical energy into mechanical energy to produce motion or perform work. It is a fundamental component of various appliances, machinery, vehicles, and industrial systems.

Motors are based on the principles of electromagnetism, where the interaction between electric current and magnetic fields generates mechanical force or torque.

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Answer:

a). 139498.24 kg

b). 281.85 ohm

c). 10.2 ohm

Explanation:

Given :

Diameter, d = 22 m

Linear strain, \($\epsilon$\) = 3%

                        = 0.03

Young's modulus, E = 30 GPa

Gauge factor, k = 6.9

Gauge resistance, R = 340 Ω

a). Maximum truck weight

σ = Eε

σ = \($0.03 \times 30 \times 10^9$\)

\($\frac{P}{A} =0.03 \times 30 \times 10^9$\)

\($P = 0.03 \times 30 \times 10^9\times \frac{\pi}{4}\times (0.022)^2$\)

 = 342119.44 N

For the four sensors,

Maximum weight = 4 x P

                            =  4 x 342119.44

                            = 1368477.76 N

Therefore, weight in kg is \($m=\frac{W}{g}=\frac{1368477.76}{9.81}$\)

                     m = 139498.24 kg

b). Change in resistance

\(k=\frac{\Delta R/R}{\Delta L/L}\)

\($\Delta R = k. \epsilon R$\)    , since \($\epsilon= \Delta L/ L$\)

\($\Delta R = 6.9 \times 0.03 \times 340$\)

\($\Delta R = 70.38 $\) Ω

For 4 resistance of the sensors,

\($\Delta R = 70.38 \times 4 = 281.52$\) Ω

c). \($k=\frac{\Delta R/R}{\epsilon}$\)

If linear strain,

\($\frac{\Delta R}{R} \approx \frac{\Delta L}{L}$\)  , where k = 1

\($\Delta R = \frac{\Delta L}{L} \times R$\)

\($\Delta R = 0.03 \times 340$\)

\($\Delta R = 10.2 $\) Ω

The given code block presents a class, professorcard, that inherits from card class and contains a class attribute cardtype. The professorcard class has a method effect that takes three parameters: other_card, player, and opponent.The code is implementing inheritance to take advantage of the common behavior or properties of a card. The class attributes and methods are shared between the professorcard and the card classes.

The professorcard class adds an attribute cardtype that describes the type of the card. This attribute can be used to differentiate the professorcard from other types of cards. Also, it overrides the effect method of the card class to implement a specific behavior for the professorcard.The effect method of professorcard takes two card instances as parameters, one from the player and another from the opponent. The method then performs some action, which is not specified in the code. It may modify the player's or opponent's card, change the game state, or return some value.In conclusion, the given code block is defining a professorcard class that inherits from the card class and overrides the effect method to implement a specific behavior for professor type cards.

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Answer:

  A battery

Explanation:

There are several words used to describe such an assembly:

  pile, battery, electrolytic cell

Answer:

current sales are 15 millon

Explanation:

The statement that is not true about the flame atomic absorbance spectroscopy of iron is e. "The flame replaces the cuvet of conventional spectrometers and the flame pathlength is typically 10 cm".

In  flame atomic absorbance spectroscopy, the flame is used to vaporize and atomize the sample, and the atoms absorb light at a specific wavelength. However, this process takes place within a flame burner head, which is separate from the spectrometer itself. The spectrometer is still needed to detect and measure the absorption of light by the sample atoms.

Furthermore, the pathlength of the flame is not typically 10 cm, as the flame is not used as a cuvette replacement. Instead, the light passes through the flame for a very short path length before it is detected by the spectrometer. The path length of the flame is dependent on the design of the flame burner head and is typically much shorter than 10 cm.

Overall,  flame atomic absorbance spectroscopy is a powerful analytical technique that can be used to determine the concentration of various metals in a sample. The technique relies on the absorption of light by sample atoms, which are vaporized and atomized within a flame burner head before the light is detected by a spectrometer.

Option e is correct answer.

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Anemometer

Explanation:

An anemometer is a device used for measuring wind speed and direction. It is also a common weather station instrument. The term is derived from the Greek word anemos, which means wind, and is used to describe any wind speed instrument used in meteorology.

Answer:

C - oil filters.

Explanation:

You must crush or drain oil filters for a minimum of 12 hours for recycling because used motor oil is hazardous waste and can affect the environment if disposed of properly so the government has created strict rules for proper disposal.